From: Valentin R Sitsikov <valentin.sitdikov@siemens.com>
To: linux-sh@vger.kernel.org
Subject: [PATCH] sh4: using PAGE_SIZE during flushing cache related to a
Date: Tue, 13 Oct 2009 09:48:36 +0000 [thread overview]
Message-ID: <4AD44CF4.7050802@siemens.com> (raw)
Signed-off-by: Valentin Sitdikov <valentin.sitdikov@siemens.com>
---
arch/sh/mm/cache-sh4.c | 16 ++++++++--------
1 files changed, 8 insertions(+), 8 deletions(-)
diff --git a/arch/sh/mm/cache-sh4.c b/arch/sh/mm/cache-sh4.c
index 56dd55a..2cb050d 100644
--- a/arch/sh/mm/cache-sh4.c
+++ b/arch/sh/mm/cache-sh4.c
@@ -27,7 +27,7 @@
*/
#define MAX_ICACHE_PAGES 32
-static void __flush_cache_4096(unsigned long addr, unsigned long phys,
+static void __flush_cache_page(unsigned long addr, unsigned long phys,
unsigned long exec_offset);
/*
@@ -82,7 +82,7 @@ static void __uses_jump_to_uncached
sh4_flush_icache_range(void *args)
local_irq_restore(flags);
}
-static inline void flush_cache_4096(unsigned long start,
+static inline void _flush_cache_page(unsigned long start,
unsigned long phys)
{
unsigned long flags, exec_offset = 0;
@@ -96,7 +96,7 @@ static inline void flush_cache_4096(unsigned long start,
exec_offset = cached_to_uncached;
local_irq_save(flags);
- __flush_cache_4096(start | SH_CACHE_ASSOC,
+ __flush_cache_page(start | SH_CACHE_ASSOC,
virt_to_phys(phys), exec_offset);
local_irq_restore(flags);
}
@@ -122,8 +122,8 @@ static void sh4_flush_dcache_page(void *arg)
/* Loop all the D-cache */
n = boot_cpu_data.dcache.way_incr >> 12;
- for (i = 0; i < n; i++, addr += 4096)
- flush_cache_4096(addr, phys);
+ for (i = 0; i < n; i++, addr += PAGE_SIZE)
+ _flush_cache_page(addr, phys);
}
wmb();
@@ -257,7 +257,7 @@ static void sh4_flush_cache_page(void *args)
}
if (pages_do_alias(address, phys))
- flush_cache_4096(CACHE_OC_ADDRESS_ARRAY |
+ _flush_cache_page(CACHE_OC_ADDRESS_ARRAY |
(address & shm_align_mask), phys);
if (vma->vm_flags & VM_EXEC)
@@ -320,7 +320,7 @@ static void sh4_flush_cache_range(void *args)
* operation (purge/write-back) is selected by the lower 2 bits of
* 'phys'.
*/
-static void __flush_cache_4096(unsigned long addr, unsigned long phys,
+static void __flush_cache_page(unsigned long addr, unsigned long phys,
unsigned long exec_offset)
{
int way_count;
@@ -357,7 +357,7 @@ static void __flush_cache_4096(unsigned long addr,
unsigned long phys,
* pointless nead-of-loop check for 0 iterations.
*/
do {
- ea = base_addr + 4096;
+ ea = base_addr + PAGE_SIZE;
a = base_addr;
p = phys;
--
1.6.3.3
next reply other threads:[~2009-10-13 9:48 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-10-13 9:48 Valentin R Sitsikov [this message]
2009-10-16 4:59 ` [PATCH] sh4: using PAGE_SIZE during flushing cache related to a page Paul Mundt
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